Examples with Genesis org.ethereum.core.Genesis used on opensource projects

Example 6 with Genesis

use of org.ethereum.core.Genesis in project rskj by rsksmart.

the class MainNetMinerTest method submitBitcoinBlockProofOfWorkNotGoodEnough.

/*
     * This test is probabilistic, but it has a really high chance to pass. We will generate
     * a random block that it is unlikely to pass the Long.MAX_VALUE difficulty, though
     * it may happen once. Twice would be suspicious.
     */
@Test
public void submitBitcoinBlockProofOfWorkNotGoodEnough() {
    /* We need a low target */
    BlockChainImpl bc = new BlockChainBuilder().build();
    Genesis gen = (Genesis) BlockChainImplTest.getGenesisBlock(bc);
    gen.getHeader().setDifficulty(new BlockDifficulty(BigInteger.valueOf(Long.MAX_VALUE)));
    bc.setStatus(gen, gen.getCumulativeDifficulty());
    World world = new World(bc, gen);
    TransactionPool transactionPool = new TransactionPoolImpl(config, world.getRepository(), world.getBlockChain().getBlockStore(), null, null, null, 10, 100);
    blockchain = world.getBlockChain();
    EthereumImpl ethereumImpl = Mockito.mock(EthereumImpl.class);
    MinerServer minerServer = new MinerServerImpl(config, ethereumImpl, blockchain, null, DIFFICULTY_CALCULATOR, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), blockToMineBuilder(), ConfigUtils.getDefaultMiningConfig());
    try {
        minerServer.start();
        MinerWork work = minerServer.getWork();
        co.rsk.bitcoinj.core.BtcBlock bitcoinMergedMiningBlock = getMergedMiningBlock(work);
        bitcoinMergedMiningBlock.setNonce(2);
        SubmitBlockResult result = minerServer.submitBitcoinBlock(work.getBlockHashForMergedMining(), bitcoinMergedMiningBlock);
        Assert.assertEquals("ERROR", result.getStatus());
        Assert.assertNull(result.getBlockInfo());
        Mockito.verify(ethereumImpl, Mockito.times(0)).addNewMinedBlock(Mockito.any());
    } finally {
        minerServer.stop();
    }
}